/Engine/Source/Editor/UnrealEd/Classes/Animation/DebugSkelMeshComponent.h
Toggle visibility between cloth sections and non-cloth sections for all LODs if bShowOnlyClothSections is true, shows only cloth sections. On the other hand, if bShowOnlyClothSections is false, hides only cloth sections.
void ToggleClothSectionsVisibility ( bool bShowOnlyClothSections )